815 ILCS 350/12
If any section, subsection, sentence, clause or portion of this Act is held invalid or unconstitutional by any court of competent jurisdiction for any reason, such portion of this Act shall be deemed a separate, distinct and independent provision and such court action shall not affect the validity of the remaining portions hereof.
(from Ch. 121 1/2, par. 157.12)
(Source: Laws 1959, p. 2228.)